1616609112 has 16 divisors (see below), whose sum is σ = 4041522840. Its totient is φ = 538869696.

The previous prime is 1616609107. The next prime is 1616609149. The reversal of 1616609112 is 2119066161.

It is a super-2 number, since 2×1616609112² = 5226850042002857088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33679333 + ... + 33679380.

Almost surely, 2^1616609112 is an apocalyptic number.

1616609112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1616609112 is an abundant number, since it is smaller than the sum of its proper divisors (2424913728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1616609112 is a wasteful number, since it uses less digits than its factorization.

1616609112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67358722 (or 67358718 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 1616609112 is about 40207.0778843725. The cubic root of 1616609112 is about 1173.6402830572.

The spelling of 1616609112 in words is "one billion, six hundred sixteen million, six hundred nine thousand, one hundred twelve".